syzbot


WARNING in ieee80211_get_sband
Status: upstream: reported C repro on 2020/10/12 13:10
Reported-by: syzbot+7716dbc401d9a437890d@syzkaller.appspotmail.com
Fix commit: 0ee4d55534f8 mac80211: remove warning in ieee80211_get_sband()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 292d, last: 64d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/05/26 01:49 upstream ad9f25d33860 2bd9619f .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/04/26 01:27 upstream 9f4ad9e425a1 2bd9619f .config log report syz C
ci-upstream-kasan-gce-selinux-root 2021/03/12 02:33 upstream f78d76e72a46 2bd9619f .config log report syz C
ci-upstream-kasan-gce-386 2021/01/22 12:20 upstream 83d09ad4b950 0d27f508 .config log report syz C
ci-upstream-kasan-gce-386 2020/12/23 08:27 upstream 614cb5894306 0d27f508 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/11/10 21:08 net 989ef49bdf10 4a77ae0b .config log report syz C
Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/02/09 20:35 upstream e0756cfc7d7c 2bd9619f .config log report syz C WARNING in ieee80211_get_sband
ci-upstream-kasan-gce-smack-root 2021/02/07 05:47 upstream 964d069f93c4 0655e081 .config log report syz C WARNING in ieee80211_get_sband
ci-upstream-kasan-gce-root 2021/01/28 11:05 upstream 76c057c84d28 eefc07f2 .config log report syz C WARNING in ieee80211_get_sband
ci-upstream-linux-next-kasan-gce-root 2021/03/27 01:05 linux-next 931294922e65 a8529b82 .config log report syz C WARNING in ieee80211_get_sband
ci-upstream-kasan-gce-386 2020/11/23 04:04 upstream a349e4c65960 0d27f508 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/10/11 20:52 net 874fb9e2ca94 4a77ae0b .config log report syz C
ci-upstream-net-kasan-gce 2020/10/09 19:25 net-next 036dfd8322be d81b165e .config log report syz C